Blob Detection Demo:
Running Steps:
NB: Checkout the blob_detection_nodelet branch of opencv_apps. Replace "YourTopic" in the following command to the actual image topic.
Find Shape:
roslaunch opencv_apps blob_detection.launch image:=YourTopic
rosrun opencv_apps_demo find_shape.py
Blob Follower:
roslaunch opencv_apps blob_detection.launch image:=YourTopic
rosrun opencv_apps_demo blob_follower.py
Demo Video Link: